{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,2]],"date-time":"2026-06-02T14:54:11Z","timestamp":1780412051837,"version":"3.54.1"},"reference-count":178,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2019,1,1]],"date-time":"2019-01-01T00:00:00Z","timestamp":1546300800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/OAPA.html"}],"funder":[{"name":"National Science and Technology Major Project","award":["2018ZX03001029-004"],"award-info":[{"award-number":["2018ZX03001029-004"]}]},{"DOI":"10.13039\/501100004826","name":"Natural Science Foundation of Beijing Municipality","doi-asserted-by":"publisher","award":["L182038"],"award-info":[{"award-number":["L182038"]}],"id":[{"id":"10.13039\/501100004826","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61631005"],"award-info":[{"award-number":["61631005"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"name":"111 Project of China","award":["B16006"],"award-info":[{"award-number":["B16006"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Access"],"published-print":{"date-parts":[[2019]]},"DOI":"10.1109\/access.2019.2906880","type":"journal-article","created":{"date-parts":[[2019,4,1]],"date-time":"2019-04-01T18:39:42Z","timestamp":1554143982000},"page":"41921-41946","source":"Crossref","is-referenced-by-count":52,"title":["Data Aggregation in Massive Machine Type Communication: Challenges and Solutions"],"prefix":"10.1109","volume":"7","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7934-3385","authenticated-orcid":false,"given":"Tabinda","family":"Salam","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6380-6787","authenticated-orcid":false,"given":"Waheed Ur","family":"Rehman","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9518-1622","authenticated-orcid":false,"given":"Xiaofeng","family":"Tao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref170","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2694963"},{"key":"ref172","doi-asserted-by":"publisher","DOI":"10.1109\/MM.2017.4241339"},{"key":"ref171","doi-asserted-by":"crossref","first-page":"28","DOI":"10.1109\/MCOM.2011.5741143","article-title":"GRS: The green, reliability, and security of emerging machine to machine communications","volume":"49","author":"lu","year":"2011","journal-title":"IEEE Commun Mag"},{"key":"ref174","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2014.6710070"},{"key":"ref173","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2017.2755376"},{"key":"ref176","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2014.2318835"},{"key":"ref175","doi-asserted-by":"publisher","DOI":"10.1016\/j.comnet.2012.07.010"},{"key":"ref178","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOM.2016.7842279"},{"key":"ref177","doi-asserted-by":"publisher","DOI":"10.1109\/MIC.2009.143"},{"key":"ref168","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2017.2694844"},{"key":"ref169","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2014.6883811"},{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2014.6807949"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1109\/SURV.2013.1127.00161"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1109\/SURV.2013.100713.00203"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2014.2326303"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2014.2361626"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2016.2525418"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/SURV.2013.111313.00244"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/SURV.2013.101813.00275"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2015.2394438"},{"key":"ref34","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.dcan.2015.02.001","article-title":"The challenges of M2M massive access in wireless cellular networks","volume":"1","author":"biral","year":"2015","journal-title":"Digit Commun Netw"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2016.2582540"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnca.2017.02.002"},{"key":"ref29","doi-asserted-by":"crossref","first-page":"83","DOI":"10.1016\/j.jnca.2016.02.016","article-title":"Machine-to-machine (M2M) communications: A survey","volume":"66","author":"verma","year":"2016","journal-title":"J Netw Comput Appl"},{"key":"ref20","year":"2013","journal-title":"Service Requirements for Machine-Type Communications (MTC) Version 14 0 0 Release 14"},{"key":"ref22","year":"2011","journal-title":"Study on RAN Improvements for Machine-Type Communications V11 0 0"},{"key":"ref21","year":"2015","journal-title":"Cellular technologies enabling the internet of things"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2016.1500284WC"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2016.2517073"},{"key":"ref101","doi-asserted-by":"publisher","DOI":"10.1016\/j.comcom.2016.12.017"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1007\/s11277-017-4686-1"},{"key":"ref100","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2017.2736528"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2018.2849749"},{"key":"ref50","doi-asserted-by":"publisher","DOI":"10.1007\/s11277-017-4674-5"},{"key":"ref51","doi-asserted-by":"publisher","DOI":"10.1109\/ICICT.2015.7469596"},{"key":"ref154","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2017.7997234"},{"key":"ref153","doi-asserted-by":"publisher","DOI":"10.1109\/TII.2018.2803782"},{"key":"ref156","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2014.2311693"},{"key":"ref155","doi-asserted-by":"publisher","DOI":"10.23919\/APCC.2017.8304005"},{"key":"ref150","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2004.1341264"},{"key":"ref152","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2751045"},{"key":"ref151","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2807583"},{"key":"ref146","doi-asserted-by":"publisher","DOI":"10.1109\/INFCOMW.2017.8116367"},{"key":"ref147","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2015.2504980"},{"key":"ref148","doi-asserted-by":"publisher","DOI":"10.1109\/TMC.2017.2684162"},{"key":"ref149","doi-asserted-by":"publisher","DOI":"10.1109\/IWCMC.2014.6906487"},{"key":"ref59","doi-asserted-by":"publisher","DOI":"10.1109\/MC.2005.92"},{"key":"ref58","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2014.2306328"},{"key":"ref57","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2015.2497312"},{"key":"ref56","year":"2013","journal-title":"Machine-to-Machine Communications (M2M) Functional Architecture V2 1 1"},{"key":"ref55","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2790842"},{"key":"ref54","doi-asserted-by":"publisher","DOI":"10.1109\/JSEN.2015.2487445"},{"key":"ref53","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnca.2017.08.006"},{"key":"ref52","doi-asserted-by":"publisher","DOI":"10.1109\/CC.2015.7112038"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2017.2765344"},{"key":"ref167","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2765306"},{"key":"ref166","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2017.7962791"},{"key":"ref165","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOM.2017.8254950"},{"key":"ref164","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2017.2778766"},{"key":"ref163","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2016.2535145"},{"key":"ref162","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2016.2623305"},{"key":"ref161","doi-asserted-by":"publisher","DOI":"10.1049\/iet-com.2016.0468"},{"key":"ref160","doi-asserted-by":"publisher","DOI":"10.1007\/s11277-013-1574-1"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/MIM.2015.7108393"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2016.2600598"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.7470933"},{"key":"ref5","first-page":"1","author":"wang","year":"2016","journal-title":"Device-to-Device Communications in Cellular Networks"},{"key":"ref159","doi-asserted-by":"publisher","DOI":"10.1109\/PIMRC.2015.7343677"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/WPMC.2014.7014815"},{"key":"ref49","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2014.2354398"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2018.2805263"},{"key":"ref157","doi-asserted-by":"publisher","DOI":"10.1109\/ICCChina.2014.7008280"},{"key":"ref158","doi-asserted-by":"publisher","DOI":"10.1109\/MNET.2017.1700090"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2018.2803792"},{"key":"ref46","doi-asserted-by":"crossref","first-page":"42","DOI":"10.1016\/j.jnca.2016.04.002","article-title":"Energy efficient techniques for M2M communication: A survey","volume":"68","author":"ali","year":"2016","journal-title":"J Netw Comput Appl"},{"key":"ref45","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2016.2533541"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.3390\/s141019582"},{"key":"ref47","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2015.2390775"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2016.2515516"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2017.2678518"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1109\/SURV.2013.110113.00249"},{"key":"ref43","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2017.2721379"},{"key":"ref127","doi-asserted-by":"publisher","DOI":"10.1016\/j.comnet.2017.02.008"},{"key":"ref126","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2018.2830767"},{"key":"ref125","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2017.2710185"},{"key":"ref124","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2013.040413.111191"},{"key":"ref73","year":"2013","journal-title":"Study on Provision of Low-Cost MTC UE Based on LTE v 12 0 0"},{"key":"ref72","year":"2014","journal-title":"New Feasibility study on Extended DRX Cycle for Power Consumption Optimization"},{"key":"ref129","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2018.2819648"},{"key":"ref71","year":"2015","journal-title":"Evolved Universal Terrestrial Radio Access (E-UTRA) Medium Access Control (MAC) Protocol Specification"},{"key":"ref128","doi-asserted-by":"publisher","DOI":"10.1109\/ICT.2016.7500481"},{"key":"ref70","first-page":"217","article-title":"Green MTC, M2M, Internet of Things","author":"verikoukis","year":"2014","journal-title":"Green Communications Principles Concepts and Practice"},{"key":"ref76","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2751586"},{"key":"ref130","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2017.2659558"},{"key":"ref77","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2014.6845044"},{"key":"ref74","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.7497761"},{"key":"ref75","doi-asserted-by":"publisher","DOI":"10.1109\/MNET.2017.1700081"},{"key":"ref133","doi-asserted-by":"publisher","DOI":"10.1109\/TNET.2014.2329956"},{"key":"ref134","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2014.2319555"},{"key":"ref131","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2657551"},{"key":"ref78","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2017.1600559"},{"key":"ref132","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2791577"},{"key":"ref79","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2012.6163599"},{"key":"ref136","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2731805"},{"key":"ref135","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOM.2014.7037558"},{"key":"ref138","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2014.2334661"},{"key":"ref137","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2015.2410768"},{"key":"ref60","doi-asserted-by":"publisher","DOI":"10.1109\/MPE.2009.934876"},{"key":"ref139","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2014.6807947"},{"key":"ref62","doi-asserted-by":"publisher","DOI":"10.3390\/s18020635"},{"key":"ref61","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2011.5741147"},{"key":"ref63","doi-asserted-by":"publisher","DOI":"10.1002\/ett.3000"},{"key":"ref64","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2015.2437951"},{"key":"ref140","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2014.6881235"},{"key":"ref65","doi-asserted-by":"publisher","DOI":"10.1109\/VETECF.2010.5594218"},{"key":"ref141","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2015.7248779"},{"key":"ref66","doi-asserted-by":"publisher","DOI":"10.1109\/TNET.2013.2256431"},{"key":"ref142","doi-asserted-by":"crossref","first-page":"36","DOI":"10.1109\/MCOM.2011.5741144","article-title":"M2M: From mobile to embedded Internet","volume":"49","author":"wu","year":"2011","journal-title":"IEEE Commun Mag"},{"key":"ref67","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2015.7010526"},{"key":"ref143","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2016.2639507"},{"key":"ref68","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2011.5741148"},{"key":"ref144","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2017.7962720"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1155\/2016\/5974586"},{"key":"ref69","doi-asserted-by":"publisher","DOI":"10.1109\/WCNC.2013.6554573"},{"key":"ref145","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2017.7997135"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.1500799CM"},{"key":"ref109","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2690674"},{"key":"ref95","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2016.2605086"},{"key":"ref108","doi-asserted-by":"publisher","DOI":"10.1109\/IWCMC.2014.6906448"},{"key":"ref94","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2016.2645688"},{"key":"ref107","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2016.2562140"},{"key":"ref93","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2016.2611512"},{"key":"ref106","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2013.6507400"},{"key":"ref92","doi-asserted-by":"publisher","DOI":"10.1109\/WiMOB.2017.8115790"},{"key":"ref105","doi-asserted-by":"publisher","DOI":"10.1109\/MNET.2012.6201210"},{"key":"ref91","doi-asserted-by":"publisher","DOI":"10.1007\/s11432-017-9162-9"},{"key":"ref104","doi-asserted-by":"publisher","DOI":"10.1016\/j.adhoc.2013.03.007"},{"key":"ref90","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2017.1600215CM"},{"key":"ref103","doi-asserted-by":"publisher","DOI":"10.1109\/TMC.2016.2528244"},{"key":"ref102","doi-asserted-by":"publisher","DOI":"10.1109\/WCNC.2014.6952601"},{"key":"ref111","doi-asserted-by":"publisher","DOI":"10.1109\/SPAWC.2016.7536858"},{"key":"ref112","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOM.2017.8255045"},{"key":"ref110","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2685434"},{"key":"ref98","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2720658"},{"key":"ref99","doi-asserted-by":"publisher","DOI":"10.1109\/WCL.2012.031912.110278"},{"key":"ref96","doi-asserted-by":"publisher","DOI":"10.1016\/j.adhoc.2016.02.005"},{"key":"ref97","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2015.7263368"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2015.2444095"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1016\/j.comnet.2010.05.010"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.7565189"},{"key":"ref13","author":"holler","year":"2014","journal-title":"From Machine-to-Machine to the Internet of Things Introduction to A New Age of Intelligence"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2015.2389854"},{"key":"ref15","year":"2017","journal-title":"The Zettabyte Era-Trends and Analysis"},{"key":"ref118","doi-asserted-by":"publisher","DOI":"10.1109\/VTCSpring.2013.6692791"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2017.2777480"},{"key":"ref82","year":"2012","journal-title":"Evolved Universal Terrestrial Radio Access (E-UTRA) Radio Resource Control (RRC)"},{"key":"ref117","doi-asserted-by":"publisher","DOI":"10.1109\/WF-IoT.2015.7389117"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2779844"},{"key":"ref81","doi-asserted-by":"publisher","DOI":"10.1109\/WCNC.2013.6554572"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/ICIN.2015.7073806"},{"key":"ref84","year":"2011","journal-title":"Study on RAN Improvements for Machine-type Communications"},{"key":"ref119","first-page":"95","article-title":"Effect of data aggregation in M2M networks","author":"tsai","year":"2012","journal-title":"Proc 5th Int Symp Wireless Pers Multimedia Commun"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2837382"},{"key":"ref83","doi-asserted-by":"publisher","DOI":"10.1002\/ett.2959"},{"key":"ref114","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2013.6664485"},{"key":"ref113","doi-asserted-by":"publisher","DOI":"10.1109\/INFCOMW.2018.8406932"},{"key":"ref116","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2012.6231296"},{"key":"ref80","doi-asserted-by":"publisher","DOI":"10.1109\/VTCFall.2012.6399192"},{"key":"ref115","doi-asserted-by":"publisher","DOI":"10.1007\/s11432-017-9186-6"},{"key":"ref120","first-page":"1021","article-title":"To hop or not to hop in massive machine-to-machine communications","author":"xie","year":"2013","journal-title":"Proc IEEE Wireless Commun Netw Conf (WCNC)"},{"key":"ref89","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2013.6525600"},{"key":"ref121","doi-asserted-by":"publisher","DOI":"10.1007\/s11432-017-9196-0"},{"key":"ref122","doi-asserted-by":"publisher","DOI":"10.1186\/s13638-016-0598-0"},{"key":"ref123","doi-asserted-by":"publisher","DOI":"10.1109\/VTCFall.2017.8288159"},{"key":"ref85","year":"2010","journal-title":"RACH overload solutions"},{"key":"ref86","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2015.2417873"},{"key":"ref87","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOMW.2011.6162473"},{"key":"ref88","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2015.7249360"}],"container-title":["IEEE Access"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6287639\/8600701\/08678907.pdf?arnumber=8678907","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,27]],"date-time":"2022-01-27T10:08:29Z","timestamp":1643278109000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/8678907\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019]]},"references-count":178,"URL":"https:\/\/doi.org\/10.1109\/access.2019.2906880","relation":{},"ISSN":["2169-3536"],"issn-type":[{"value":"2169-3536","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019]]}}}